643 CDUS45 KRIW 280733 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1228 AM MST WED DEC 28 2011 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 27 2011... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1939 TO 2011 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 37 MM 61 1980 34 3 37 MINIMUM 16 MM -16 1941 13 3 24 AVERAGE 27 24 3 31 PRECIPITATION (IN) YESTERDAY 0.00 0.16 1966 0.02 -0.02 0.00 MONTH TO DATE 0.33 0.43 -0.10 0.64 SINCE DEC 1 0.33 0.43 -0.10 0.64 SINCE JAN 1 12.91 12.46 0.45 11.89 SNOWFALL (IN) YESTERDAY 0.0 0.3 -0.3 0.0 MONTH TO DATE 7.8 9.6 -1.8 8.5 SINCE DEC 1 7.8 9.6 -1.8 8.5 SINCE JUL 1 23.1 29.1 -6.0 17.3 SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 38 41 -3 34 MONTH TO DATE 1138 1113 25 983 SINCE DEC 1 1138 1113 25 983 SINCE JUL 1 2775 2967 -192 2652 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 519 422 97 423 .................................................................. WIND (MPH) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 17.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 67 1200 AM LOWEST 43 700 AM AVERAGE 55 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 53 2005 MINIMUM TEMPERATURE (F) 13 -26 1983 SUNRISE AND SUNSET DECEMBER 28 2011......SUNRISE 736 AM MST SUNSET 439 PM MST DECEMBER 29 2011......SUNRISE 736 AM MST SUNSET 439 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$